NAME ______________________________ DATE __________________

HOMEWORK

Practice with Arrays

Write the equations that describe each array. Some arrays have more than one equation.

Example: 2 + 2 + 2 + 2 = 8

4 + 4 = 8

A 2 by 4 grid.

  • 1 A 2 by 3 grid.

    _________________________

    _________________________

  • 2 A 3 by 5 grid.

    _________________________

    _________________________

  • 3 A 4 by 3 grid.

    _________________________

    _________________________

  • 4 A 3 by 3 grid.

    _________________________

    _________________________

  • 5 A 4 by 4 grid.

    _________________________

    _________________________

  • 6 A 4 by 5 grid.

    _________________________

    _________________________

NOTE

Students identify addition equations to represent arrays.

MWI Rectangular Arrays


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Table of Contents

Investigations 3 in Number, Data, and Space®, Student Activity Book Unit 1 Coins, Number Strings, and Story Problems Unit 2 Attributes of Shapes and Parts of a Whole Unit 3 How Many Stickers? How Many Cents? Unit 4 Pockets, Teeth, and Guess My Rule Unit 5 How Many Tens? How Many Hundreds? Unit 6 How Far Can You Jump? Unit 7 Partners, Teams, and Other Groups Unit 8 Enough for the Class? Enough for the Grade?